all: Update Python formatting to ruff-format.

This updates a small number of files that change with ruff-format's (vs
black's) rules.

This work was funded through GitHub Sponsors.

Signed-off-by: Jim Mussared <jim.mussared@gmail.com>

tools/pyboard.py

@@ -546,7 +546,7 @@ class Pyboard:
     def fs_stat(self, src):
         try:
             self.exec_("import os")
-            return os.stat_result(self.eval("os.stat(%s)" % (("'%s'" % src)), parse=True))
+            return os.stat_result(self.eval("os.stat(%s)" % ("'%s'" % src), parse=True))
         except PyboardError as e:
             raise e.convert(src)